[H,P,CI,STATS] = ttest2(...
    (eyelink.srt(eyelink.anti==1 & eyelink.error==0 & eyelink.filenum>4)),...
    (eyelink.srt(eyelink.anti==0 & eyelink.error==0 & eyelink.filenum>4)))
   
fig(21)
histogram(eyelink.srt(eyelink.anti==1 & eyelink.error==0 & eyelink.filenum>4),0:10:600,2,'r')
histogram(eyelink.srt(eyelink.anti==0 & eyelink.error==0 & eyelink.filenum>4),0:10:600,2,'b')


[H,P,CI,STATS] = ttest2(...
    (eyelink.srt(eyelink.anti==1 & eyelink.error==0 & eyelink.filenum<5)),...
    (eyelink.srt(eyelink.anti==0 & eyelink.error==0 & eyelink.filenum<5)))

fig(22)
histogram(eyelink.srt(eyelink.anti==1 & eyelink.error==0 & eyelink.filenum<5),0:10:600,2,'r')
histogram(eyelink.srt(eyelink.anti==0 & eyelink.error==0 & eyelink.filenum<5),0:10:600,2,'b')